Sonja Nelson

CHIEF FINANCIAL OFFICER

Mrs. Nelson joined NantKwest in 2015 as its Vice President, Corporate Controller, then served as Vice President, Corporate Controller and Chief Accounting Officer from 2016 to 2018, and is now its Chief Financial Officer. Prior to joining NantKwest, Mrs. Nelson served as Vice President & Corporate Controller at AltheaDx, Inc. since 2014 and as Senior Director & Controller at Cadence Pharmaceuticals, Inc (former NASDAQ: CADX). from 2012to 2014. Prior to that, Mrs. Nelson served as Director, General Accounting at Cricket Communications, Inc. (former NASDAQ: LEAP), a $3 billion wireless services provider, between 2008 and 2012. Mrs. Nelson started her career at KPMG, holds a Bachelor’s degree in accounting and taxation from the University of Applied Sciences in Pforzheim, Germany, and is a Certified Public Accountant.